PDB是Palm OS平台中使用的电子书或数据库格式。PDB文件支持免版税电子书,因为它不提供数字版权管理(DRM)。PDB支持基本格式的基本电子书。它用于掌上设备。
PDB is an eBook or database format used in the Palm OS platform. PDB files support royalty free eBooks because it does not provide Digital Rights Management (DRM). PDB supports the basic eBooks with basic format. It is used in Palm devices.